London, Ontario, Canada, 13th January, 2017. Members of the audience wait for the Prime Minister of Canada, before the start of a town hall Q&A. London was one of the Prime Minister's stops as part of his cross-country tour. Credit: Rubens Alarcon/Alamy Live News

London, Ontario, Canada, 13th January, 2017. Members of the audience wait in the Alumni Hall of London's University of Western Ontario, for Justin Trudeau, Prime Minister of Canada, before the start of a town hall Q&A. London was one of the Prime Minister's stops as part of his cross-country tour after a federal cabinet shuffle. Credit: Rubens Alarcon/Alamy Live News